Home / 4,979,787.47-7,469,946.05-1,568,340.85

Finding the Fourth Proportional to 4,979,787.47, 7,469,946.05 and 1,568,340.85

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Solution

The fourth proportional to 4,979,787.47, 7,469,946.05 and 1,568,340.85 is: 2,352,594.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,787.47 : 7,469,946.05 = 1,568,340.85 : x
  2. Step 2: Convert to fraction form
    4,979,787.47/7,469,946.05 = 1,568,340.85/x
  3. Step 3: Cross multiply
    4,979,787.47x = 7,469,946.05 × 1,568,340.85
  4. Step 4: Simplify right side
    4,979,787.47x = 11,715,421,537,511.14
  5. Step 5: Solve for x
    x = 11,715,421,537,511.14/4,979,787.47
  6. Step 6: Final answer
    x = 2,352,594.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.